Siemens 255-01114 is a globe valve assembly with a direct-coupled electromechanical actuator configured as a two-way, normally closed control valve for 1 in NPT piping. It provides a 10 Cv flow coefficient with brass trim, ANSI Class 250 body rating, and a 200 N non-spring-return actuator operating at 24 VAC/DC with 2.0 VA and 0-10 VDC modulating control. Rated NEMA 1, it is suitable for water and glycol solutions up to 50% and operates between 1 C and 50 C.
Two-way, normally closed globe valve; 1 in NPT connection; 10 Cv; ANSI Class 250
Direct-coupled electromechanical actuator, 200 N force; non-spring return; 24 VAC/DC, 2.0 VA; 0-10 VDC modulating control
Brass trim and brass body; NEMA 1 enclosure; close-off pressure 30 psi; modified equal percentage flow; suitable for water and glycol up to 50%
Product Highlights
2-way globe valve assembly, 1 in NPT, 10 Cv with 24 VAC/DC modulating actuator and 200 N non-spring return; ANSI Class 250; suitable for water and glycol up to 50%.
Product Information
Standard Information
Brand: SIEMENS
Manufacturer Part Number: 255-01114
Country of Origin: United States of America
Technical Specifications
Brand
Siemens
Manufacturer Part Number
255-01114
Replacement MPN
599-01114
Series / Model
MZ / Powermite 599 (assembly configured with SSB61U/SSB MZ Series actuator)
Valve Type
Globe valve, 2-way
Action
Normally closed
Size
1 in (NPT)
End Connection
NPT (female x female / internal thread variants)
Cv (Flow Coefficient)
10 Cv
Trim Material
Brass
Body Material
Brass
Actuator Type
Direct-coupled electromechanical actuator (SSB MZ series / SSB61U)
Actuator Force / Torque
200 N (linear actuator force as listed by manufacturer)
Return Type (Fail-Safe)
Non-spring return (fail-in-place)
Control Signal
0-10 VDC modulating (compatible with two-position and floating actuators)
Input Voltage
24 VAC / 24 VDC nominal
Power Consumption
2.0 VA (actuator proportional power draw)
NEMA Rating / Enclosure
NEMA 1
Close-off Pressure
30 psi (close-off pressure as listed)
Max Pressure
125 psi WOG (listed for some configurations â application dependent)
Flow Characteristic
Modified equal percentage
Operating Temperature Range
34 F to 122 F (1 C to 50 C)
Electrical Connection
Terminal block for plenum cable
Service / Media
Water; glycol solutions up to 50%
ANSI Class / Body Rating
ANSI Class 250
Intended Applications
Control of hot or chilled water for convectors, fan coil units, reheat coils and similar terminal units